Series 5 Steering Control Unit

XCEL_45_Steering_UnitDon’t let the small jobs turn into big ones, and don’t let the big ones take longer than they should. From small equipment for lawns and gardens to larger machinery for golf greens and turf fields, the Series 5 Steering Control Unit (SCU) provides best-in-class steering feel and better efficiency than competitive units. Available in two flexible, compact designs—square housing with side ports and round housing with end ports—the Series 5 Steering Control Unit is the perfect low-flow, low-pressure solution to keep jobs on course.

Product Features

  • Load-sensing capabilities match performance to job requirements
  • Features a manual steering check valve, inlet relief valve, inlet check valve and integrated column for improved performance
  • Open-center design and power beyond options deliver flexible application and operation

Technical Information

  • Max System Pressure 140 bar (2030 PSI)
  • Max Back Pressure 10 bar (145 PSI)
  • Max System Operating Temperature 93°C (200° F)
  • Max Flow 19l/min (5 GPM)
  • Max Differential Between Steering Unit and System Temperature 28°C/50°F
  • Input Torque
    • Powered – Standard 1.7-2.8 Nm @ 6.9 bar tank pressure (15-25 lb-in @ 100 PSI tank pressure)
    • Powered – Low 1.1 – 2.0 Nm@ 6.9 bar tank pressure (10 – 17.5 lb-in @ 100 PSI)
    • Max. Non Powered 81.4 Nm (60 lb-ft)
  • Rotation Limits - None
  • Fluid - Petroleum Based Fluids
  • Recommended Filtration - ISO 18/13 cleanliness level
  • Check Valve for Manual Steering – Yes
  • Optional Relief Valve Settings
    • 40 bar (580 PSI)
    • 50 bar (725 PSI)
    • 63 bar (914 PSI)
    • 70 bar (1015 PSI)
    • 80 bar (1160 PSI)
    • 90 bar (1305 PSI)
    • 100 bar (1450 PSI)
    • 125 bar (1812 PSI)
  • Port Options
    • 9/16-18 SAE O-ring
    • 9/16 Plug-O
    • -06 STC
    • 3/8 BSP Straight thread ports


  • Lawn and garden equipment
  • Turf equipment
  • Golf course maintenance equipment
  • Lift trucks
  • Compact utility tractors


Featured Literature

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Eaton Steering Solutions for Mobile Off-Highway
An overview of Eaton’s complete line of steering control solutions for mobile off-highway applications.


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XCEL 45 Steering Unit Catalog
Various system options for the XCEL 45 Steering Unit offer you incredible design flexibility. Publication: E-STCU-CC002-E

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Eaton’s Hydraulic Steering Units - Full line catalog
Publication C-STOV-MC001-E2

Articles & White Papers

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Advancements in Lift Truck Steering
Check out this reprint from Lift Access Magazine that asks the question, "Is variable rate steering the next big thing?" By Kevin Thayer, Eaton




Additional Information

Steering Sizing Calculator – Enter your information on this online steering sizing calculator tool. Calculations given are guidelines only and need to be verified by the manufacturer.

Configure Product

Find the exact product configuration that meets your needs with the Eaton product configurator. The configurator is easy to use and helps you create a product that meets your specifications from end-to-end.


Contact Me

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